<template>
  <div class="person">
    <h2>姓名：{{ name }}</h2>
    <h2>年龄：{{ age }}</h2>
    <button @click="setName()">修改名字</button>
    <button @click="setAge()">修改年龄</button>
    <button @click="showTel()">查看联系方式</button>
  </div>
</template>

<script lang="ts">
export default {
  name: 'Person'
}
</script>


<script lang="ts" setup>
import {ref} from "vue";

// 数据，const为响应式数据的定义
const name = ref("zhangsan");
const age = ref(18);
let tel = "13033123370";


// 方法，响应式数据必须.value才能获取值
function setName() {
  name.value = "zhang-san";
};

function setAge() {
  age.value += 1;
};

function showTel() {
  alert(tel);
};


</script>

<style scoped>
.person {
  background-color: skyblue;
  box-shadow: 0 0 10px;
  border-radius: 10px;
  padding: 20px;
}

button {
  margin: 0 5px;
}
</style>